#include <REGX52.H>
#include "Delay.h"

//引用定时器可以避免延时对数码管显示的影响


//显示缓存区
unsigned char Nixie_Buf[9]={0,10,10,10,10,10,10,10,10};
unsigned char NixieTable[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x00,0x40};

void Nixie_Scan(unsigned char Location,Number)
{
	Nixie_Buf[Location]=Number;
}


void Nixie(unsigned char Location,Number)
{
		P0 = 0x00;
		switch(Location){
			case 1:P2_4=1;P2_3=1;P2_2=1;break;
			case 2:P2_4=1;P2_3=1;P2_2=0;break;
			case 3:P2_4=1;P2_3=0;P2_2=1;break;
			case 4:P2_4=1;P2_3=0;P2_2=0;break;
			case 5:P2_4=0;P2_3=1;P2_2=1;break;
			case 6:P2_4=0;P2_3=1;P2_2=0;break;
			case 7:P2_4=0;P2_3=0;P2_2=1;break;
			case 8:P2_4=0;P2_3=0;P2_2=0;break;
		}
		P0 = NixieTable[Number];
}

void Nixie_Loop(void)
{
	static unsigned char i=1;
	Nixie(i,Nixie_Buf[i]);
	i++;
	if(i>=9)
	{
		i=1;
	}
}